Sure thing, let's get straight to it. We start with 673 and we're going to multiply it by 59, which means adding 673 to itself 59 times.
Step 1: 0 + 673 = 673
Step 2: 673 + 673 = 1346
Step 3: 1346 + 673 = 2019
Step 4: 2019 + 673 = 2692
Step 5: 2692 + 673 = 3365
Step 6: 3365 + 673 = 4038
Step 7: 4038 + 673 = 4711
Step 8: 4711 + 673 = 5384
Step 9: 5384 + 673 = 6057
Step 10: 6057 + 673 = 6730
Step 11: 6730 + 673 = 7403
Step 12: 7403 + 673 = 8076
Step 13: 8076 + 673 = 8749
Step 14: 8749 + 673 = 9422
Step 15: 9422 + 673 = 10095
Step 16: 10095 + 673 = 10768
Step 17: 10768 + 673 = 11441
Step 18: 11441 + 673 = 12114
Step 19: 12114 + 673 = 12787
Step 20: 12787 + 673 = 13460
Step 21: 13460 + 673 = 14133
Step 22: 14133 + 673 = 14806
Step 23: 14806 + 673 = 15479
Step 24: 15479 + 673 = 16152
Step 25: 16152 + 673 = 16825
Step 26: 16825 + 673 = 17498
Step 27: 17498 + 673 = 18171
Step 28: 18171 + 673 = 18844
Step 29: 18844 + 673 = 19517
Step 30: 19517 + 673 = 20190
Step 31: 20190 + 673 = 20863
Step 32: 20863 + 673 = 21536
Step 33: 21536 + 673 = 22209
Step 34: 22209 + 673 = 22882
Step 35: 22882 + 673 = 23555
Step 36: 23555 + 673 = 24228
Step 37: 24228 + 673 = 24901
Step 38: 24901 + 673 = 25574
Step 39: 25574 + 673 = 26247
Step 40: 26247 + 673 = 26920
Step 41: 26920 + 673 = 27593
Step 42: 27593 + 673 = 28266
Step 43: 28266 + 673 = 28939
Step 44: 28939 + 673 = 29612
Step 45: 29612 + 673 = 30285
Step 46: 30285 + 673 = 30958
Step 47: 30958 + 673 = 31631
Step 48: 31631 + 673 = 32304
Step 49: 32304 + 673 = 32977
Step 50: 32977 + 673 = 33650
Step 51: 33650 + 673 = 34323
Step 52: 34323 + 673 = 34996
Step 53: 34996 + 673 = 35669
Step 54: 35669 + 673 = 36342
Step 55: 36342 + 673 = 37015
Step 56: 37015 + 673 = 37688
Step 57: 37688 + 673 = 38361
Step 58: 38361 + 673 = 39034
Step 59: 39034 + 673 = 39707

So, 673*59 = 39707